Ileana Lashutva
Ileana Lashutva voted up Tom Jackson's answer

The orthodontist who treated one of our sons was a DDS.  She also had an MS degree in dentistry. 

Two quotes from the internet:

"The goal of the Master of Science program of the College of Dental Medicine is to provide advanced training in research and research methodology to students, primarily those enrolled in one of … Read more